Haiyan Sun's Jianxin Fasteners Co. , Ltd. Is a professional fastener manufacturer. We produce various types of fasteners (include non- Standard) in DIN, BS, ANSI, IFI and JIS Standard with 600 tons of monthly output. Our main products are bolts, Nuts, Screws, Threaded rods, Plain washers and auto fasteners, And we can also produce nonstandard products according to client's requests.